./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/signedintegeroverflow-regression/Multiplication_false-no-overflow.c.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version aa418289 Calling Ultimate with: java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/working_dir_e8aa9eba-01fe-4a1c-abc5-8cdaaff229cc/bin-2019/ukojak/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_e8aa9eba-01fe-4a1c-abc5-8cdaaff229cc/bin-2019/ukojak/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_e8aa9eba-01fe-4a1c-abc5-8cdaaff229cc/bin-2019/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_e8aa9eba-01fe-4a1c-abc5-8cdaaff229cc/bin-2019/ukojak/config/KojakReach.xml -i ../../sv-benchmarks/c/signedintegeroverflow-regression/Multiplication_false-no-overflow.c.i -s /tmp/vcloud-vcloud-master/worker/working_dir_e8aa9eba-01fe-4a1c-abc5-8cdaaff229cc/bin-2019/ukojak/config/svcomp-Overflow-64bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_e8aa9eba-01fe-4a1c-abc5-8cdaaff229cc/bin-2019/ukojak --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! overflow) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash ca00060f6868fe060def9860574e7b5e9fff4bf1 ................................................................................................................................................................................................................................................................................................................................................................................................ Execution finished normally Writing output log to file Ultimate.log Writing human readable error path to file UltimateCounterExample.errorpath Result: FALSE(OVERFLOW) --- Real Ultimate output --- This is Ultimate 0.1.23-aa41828 [2018-11-23 05:03:07,794 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-11-23 05:03:07,796 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-11-23 05:03:07,803 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-11-23 05:03:07,803 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-11-23 05:03:07,804 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-11-23 05:03:07,805 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-11-23 05:03:07,807 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-11-23 05:03:07,808 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-11-23 05:03:07,808 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-11-23 05:03:07,809 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-11-23 05:03:07,809 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-11-23 05:03:07,810 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-11-23 05:03:07,811 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-11-23 05:03:07,812 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-11-23 05:03:07,813 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-11-23 05:03:07,813 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-11-23 05:03:07,814 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-11-23 05:03:07,816 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-11-23 05:03:07,817 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-11-23 05:03:07,817 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-11-23 05:03:07,819 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-11-23 05:03:07,820 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-11-23 05:03:07,821 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-11-23 05:03:07,821 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-11-23 05:03:07,821 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-11-23 05:03:07,822 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-11-23 05:03:07,822 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-11-23 05:03:07,823 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-11-23 05:03:07,823 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-11-23 05:03:07,824 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-11-23 05:03:07,824 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-11-23 05:03:07,824 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-11-23 05:03:07,824 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-11-23 05:03:07,825 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-11-23 05:03:07,826 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-11-23 05:03:07,826 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_e8aa9eba-01fe-4a1c-abc5-8cdaaff229cc/bin-2019/ukojak/config/svcomp-Overflow-64bit-Kojak_Default.epf [2018-11-23 05:03:07,836 INFO L110 SettingsManager]: Loading preferences was successful [2018-11-23 05:03:07,836 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-11-23 05:03:07,837 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-11-23 05:03:07,837 INFO L133 SettingsManager]: * ... to procedures called more than once=ALWAYS [2018-11-23 05:03:07,837 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-11-23 05:03:07,838 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-11-23 05:03:07,838 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-11-23 05:03:07,838 INFO L133 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2018-11-23 05:03:07,838 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-11-23 05:03:07,838 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-11-23 05:03:07,838 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-11-23 05:03:07,839 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-11-23 05:03:07,839 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-11-23 05:03:07,839 INFO L133 SettingsManager]: * Check absence of signed integer overflows=true [2018-11-23 05:03:07,839 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-11-23 05:03:07,840 INFO L133 SettingsManager]: * Use constant arrays=true [2018-11-23 05:03:07,840 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-11-23 05:03:07,840 INFO L131 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2018-11-23 05:03:07,840 INFO L133 SettingsManager]: * Timeout in seconds=1000000 [2018-11-23 05:03:07,840 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-11-23 05:03:07,840 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-11-23 05:03:07,840 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-11-23 05:03:07,841 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-11-23 05:03:07,841 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-11-23 05:03:07,841 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-11-23 05:03:07,841 INFO L133 SettingsManager]: * Trace refinement strategy=PENGUIN [2018-11-23 05:03:07,841 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-11-23 05:03:07,841 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-11-23 05:03:07,841 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud-vcloud-master/worker/working_dir_e8aa9eba-01fe-4a1c-abc5-8cdaaff229cc/bin-2019/ukojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> ca00060f6868fe060def9860574e7b5e9fff4bf1 [2018-11-23 05:03:07,864 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-11-23 05:03:07,872 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-11-23 05:03:07,874 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-11-23 05:03:07,875 INFO L271 PluginConnector]: Initializing CDTParser... [2018-11-23 05:03:07,875 INFO L276 PluginConnector]: CDTParser initialized [2018-11-23 05:03:07,876 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_e8aa9eba-01fe-4a1c-abc5-8cdaaff229cc/bin-2019/ukojak/../../sv-benchmarks/c/signedintegeroverflow-regression/Multiplication_false-no-overflow.c.i [2018-11-23 05:03:07,911 INFO L221 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_e8aa9eba-01fe-4a1c-abc5-8cdaaff229cc/bin-2019/ukojak/data/4697dc702/90fe00e8c53849f2b77ef8fe54d19ad0/FLAGdcef92a9c [2018-11-23 05:03:08,345 INFO L307 CDTParser]: Found 1 translation units. [2018-11-23 05:03:08,346 INFO L161 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_e8aa9eba-01fe-4a1c-abc5-8cdaaff229cc/sv-benchmarks/c/signedintegeroverflow-regression/Multiplication_false-no-overflow.c.i [2018-11-23 05:03:08,351 INFO L355 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_e8aa9eba-01fe-4a1c-abc5-8cdaaff229cc/bin-2019/ukojak/data/4697dc702/90fe00e8c53849f2b77ef8fe54d19ad0/FLAGdcef92a9c [2018-11-23 05:03:08,360 INFO L363 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_e8aa9eba-01fe-4a1c-abc5-8cdaaff229cc/bin-2019/ukojak/data/4697dc702/90fe00e8c53849f2b77ef8fe54d19ad0 [2018-11-23 05:03:08,362 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-11-23 05:03:08,363 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-11-23 05:03:08,363 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-11-23 05:03:08,363 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-11-23 05:03:08,366 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-11-23 05:03:08,367 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 05:03:08" (1/1) ... [2018-11-23 05:03:08,369 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@725d32ff and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 05:03:08, skipping insertion in model container [2018-11-23 05:03:08,369 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 05:03:08" (1/1) ... [2018-11-23 05:03:08,375 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-11-23 05:03:08,400 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-11-23 05:03:08,571 INFO L201 PostProcessor]: Analyzing one entry point: main [2018-11-23 05:03:08,579 INFO L191 MainTranslator]: Completed pre-run [2018-11-23 05:03:08,640 INFO L201 PostProcessor]: Analyzing one entry point: main [2018-11-23 05:03:08,671 INFO L195 MainTranslator]: Completed translation [2018-11-23 05:03:08,671 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 05:03:08 WrapperNode [2018-11-23 05:03:08,671 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-11-23 05:03:08,672 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-11-23 05:03:08,672 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-11-23 05:03:08,672 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-11-23 05:03:08,680 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 05:03:08" (1/1) ... [2018-11-23 05:03:08,689 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 05:03:08" (1/1) ... [2018-11-23 05:03:08,700 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-11-23 05:03:08,700 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-11-23 05:03:08,700 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-11-23 05:03:08,700 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-11-23 05:03:08,706 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 05:03:08" (1/1) ... [2018-11-23 05:03:08,706 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 05:03:08" (1/1) ... [2018-11-23 05:03:08,707 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 05:03:08" (1/1) ... [2018-11-23 05:03:08,707 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 05:03:08" (1/1) ... [2018-11-23 05:03:08,709 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 05:03:08" (1/1) ... [2018-11-23 05:03:08,710 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 05:03:08" (1/1) ... [2018-11-23 05:03:08,710 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 05:03:08" (1/1) ... [2018-11-23 05:03:08,712 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-11-23 05:03:08,712 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-11-23 05:03:08,712 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-11-23 05:03:08,712 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-11-23 05:03:08,713 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 05:03:08" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_e8aa9eba-01fe-4a1c-abc5-8cdaaff229cc/bin-2019/ukojak/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-11-23 05:03:08,751 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.alloc [2018-11-23 05:03:08,751 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2018-11-23 05:03:08,751 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-11-23 05:03:08,751 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-11-23 05:03:08,880 INFO L275 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-11-23 05:03:08,881 INFO L280 CfgBuilder]: Removed 4 assue(true) statements. [2018-11-23 05:03:08,881 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 05:03:08 BoogieIcfgContainer [2018-11-23 05:03:08,881 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-11-23 05:03:08,882 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2018-11-23 05:03:08,882 INFO L271 PluginConnector]: Initializing CodeCheck... [2018-11-23 05:03:08,890 INFO L276 PluginConnector]: CodeCheck initialized [2018-11-23 05:03:08,890 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 05:03:08" (1/1) ... [2018-11-23 05:03:08,897 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-23 05:03:08,914 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 05:03:08,919 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 4 states and 3 transitions. [2018-11-23 05:03:08,919 INFO L276 IsEmpty]: Start isEmpty. Operand 4 states and 3 transitions. [2018-11-23 05:03:08,920 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 3 [2018-11-23 05:03:08,920 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 05:03:08,974 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-23 05:03:08,979 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-23 05:03:09,002 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-23 05:03:09,006 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-23 05:03:09,010 WARN L493 CodeCheckObserver]: This program is UNSAFE, Check terminated with 1 iterations. ----- class de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.RCFGBacktranslator [?] #NULL.base, #NULL.offset := 0, 0;#valid := #valid[0 := 0];call #t~string29.base, #t~string29.offset := #Ultimate.alloc(4);call write~init~int(37, #t~string29.base, #t~string29.offset, 1);call write~init~int(100, #t~string29.base, 1 + #t~string29.offset, 1);call write~init~int(10, #t~string29.base, 2 + #t~string29.offset, 1);call write~init~int(0, #t~string29.base, 3 + #t~string29.offset, 1);havoc main_#res;havoc main_#t~nondet28, main_~x~0; VAL [|#NULL.base|=0, |#NULL.offset|=0, |#t~string29.base|=5, |#t~string29.offset|=0] [?] assume !false; VAL [|#NULL.base|=0, |#NULL.offset|=0, |#t~string29.base|=5, |#t~string29.offset|=0] [?] #NULL.base, #NULL.offset := 0, 0; [?] #valid := #valid[0 := 0]; [L333] call #t~string29.base, #t~string29.offset := #Ultimate.alloc(4); [L333] call write~init~int(37, #t~string29.base, #t~string29.offset, 1); [L333] call write~init~int(100, #t~string29.base, 1 + #t~string29.offset, 1); [L333] call write~init~int(10, #t~string29.base, 2 + #t~string29.offset, 1); [L333] call write~init~int(0, #t~string29.base, 3 + #t~string29.offset, 1); [?] havoc main_#res; [?] havoc main_#t~nondet28, main_~x~0; VAL [#NULL.base=0, #NULL.offset=0, #t~string29.base=5, #t~string29.offset=0] [L332] assert false; VAL [#NULL.base=0, #NULL.offset=0, #t~string29.base=5, #t~string29.offset=0] ----- ----- class de.uni_freiburg.informatik.ultimate.boogie.preprocessor.BoogiePreprocessorBacktranslator [?] #NULL.base, #NULL.offset := 0, 0; [?] #valid := #valid[0 := 0]; [L333] call #t~string29.base, #t~string29.offset := #Ultimate.alloc(4); [L333] call write~init~int(37, #t~string29.base, #t~string29.offset, 1); [L333] call write~init~int(100, #t~string29.base, 1 + #t~string29.offset, 1); [L333] call write~init~int(10, #t~string29.base, 2 + #t~string29.offset, 1); [L333] call write~init~int(0, #t~string29.base, 3 + #t~string29.offset, 1); [?] havoc main_#res; [?] havoc main_#t~nondet28, main_~x~0; VAL [#NULL.base=0, #NULL.offset=0, #t~string29.base=5, #t~string29.offset=0] [L332] assert false; VAL [#NULL.base=0, #NULL.offset=0, #t~string29.base=5, #t~string29.offset=0] [?] #NULL := { base: 0, offset: 0 }; [?] #valid[0] := 0; [L333] FCALL call #t~string29 := #Ultimate.alloc(4); [L333] FCALL call write~init~int(37, { base: #t~string29!base, offset: #t~string29!offset }, 1); [L333] FCALL call write~init~int(100, { base: #t~string29!base, offset: 1 + #t~string29!offset }, 1); [L333] FCALL call write~init~int(10, { base: #t~string29!base, offset: 2 + #t~string29!offset }, 1); [L333] FCALL call write~init~int(0, { base: #t~string29!base, offset: 3 + #t~string29!offset }, 1); [?] havoc main_#res; [?] havoc main_#t~nondet28, main_~x~0; VAL [#NULL!base=0, #NULL!offset=0, #t~string29!base=5, #t~string29!offset=0] [L332] assert false; VAL [#NULL!base=0, #NULL!offset=0, #t~string29!base=5, #t~string29!offset=0] ----- ----- class de.uni_freiburg.informatik.ultimate.boogie.procedureinliner.backtranslation.InlinerBacktranslator [?] #NULL := { base: 0, offset: 0 }; [?] #valid[0] := 0; [L333] FCALL call #t~string29 := #Ultimate.alloc(4); [L333] FCALL call write~init~int(37, { base: #t~string29!base, offset: #t~string29!offset }, 1); [L333] FCALL call write~init~int(100, { base: #t~string29!base, offset: 1 + #t~string29!offset }, 1); [L333] FCALL call write~init~int(10, { base: #t~string29!base, offset: 2 + #t~string29!offset }, 1); [L333] FCALL call write~init~int(0, { base: #t~string29!base, offset: 3 + #t~string29!offset }, 1); [?] havoc main_#res; [?] havoc main_#t~nondet28, main_~x~0; VAL [#NULL!base=0, #NULL!offset=0, #t~string29!base=5, #t~string29!offset=0] [L332] assert false; VAL [#NULL!base=0, #NULL!offset=0, #t~string29!base=5, #t~string29!offset=0] [?] #NULL := { base: 0, offset: 0 }; [?] #valid[0] := 0; [L333] FCALL call #t~string29 := #Ultimate.alloc(4); [L333] FCALL call write~init~int(37, { base: #t~string29!base, offset: #t~string29!offset }, 1); [L333] FCALL call write~init~int(100, { base: #t~string29!base, offset: 1 + #t~string29!offset }, 1); [L333] FCALL call write~init~int(10, { base: #t~string29!base, offset: 2 + #t~string29!offset }, 1); [L333] FCALL call write~init~int(0, { base: #t~string29!base, offset: 3 + #t~string29!offset }, 1); [L332] assert false; VAL [#NULL!base=0, #NULL!offset=0, #t~string29!base=5, #t~string29!offset=0] ----- ----- class de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieBacktranslator [?] #NULL := { base: 0, offset: 0 }; [?] #valid[0] := 0; [L333] FCALL call #t~string29 := #Ultimate.alloc(4); [L333] FCALL call write~init~int(37, { base: #t~string29!base, offset: #t~string29!offset }, 1); [L333] FCALL call write~init~int(100, { base: #t~string29!base, offset: 1 + #t~string29!offset }, 1); [L333] FCALL call write~init~int(10, { base: #t~string29!base, offset: 2 + #t~string29!offset }, 1); [L333] FCALL call write~init~int(0, { base: #t~string29!base, offset: 3 + #t~string29!offset }, 1); [L332] assert false; VAL [#NULL!base=0, #NULL!offset=0, #t~string29!base=5, #t~string29!offset=0] [L332] 65536 * 32768 ----- [2018-11-23 05:03:09,029 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 23.11 05:03:09 ImpRootNode [2018-11-23 05:03:09,030 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2018-11-23 05:03:09,030 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-11-23 05:03:09,030 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-11-23 05:03:09,030 INFO L276 PluginConnector]: Witness Printer initialized [2018-11-23 05:03:09,031 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 05:03:08" (3/4) ... [2018-11-23 05:03:09,033 INFO L138 WitnessPrinter]: Generating witness for reachability counterexample ----- class de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.RCFGBacktranslator [?] #NULL.base, #NULL.offset := 0, 0;#valid := #valid[0 := 0];call #t~string29.base, #t~string29.offset := #Ultimate.alloc(4);call write~init~int(37, #t~string29.base, #t~string29.offset, 1);call write~init~int(100, #t~string29.base, 1 + #t~string29.offset, 1);call write~init~int(10, #t~string29.base, 2 + #t~string29.offset, 1);call write~init~int(0, #t~string29.base, 3 + #t~string29.offset, 1);havoc main_#res;havoc main_#t~nondet28, main_~x~0; VAL [|#NULL.base|=0, |#NULL.offset|=0, |#t~string29.base|=5, |#t~string29.offset|=0] [?] assume !false; VAL [|#NULL.base|=0, |#NULL.offset|=0, |#t~string29.base|=5, |#t~string29.offset|=0] [?] #NULL.base, #NULL.offset := 0, 0; [?] #valid := #valid[0 := 0]; [L333] call #t~string29.base, #t~string29.offset := #Ultimate.alloc(4); [L333] call write~init~int(37, #t~string29.base, #t~string29.offset, 1); [L333] call write~init~int(100, #t~string29.base, 1 + #t~string29.offset, 1); [L333] call write~init~int(10, #t~string29.base, 2 + #t~string29.offset, 1); [L333] call write~init~int(0, #t~string29.base, 3 + #t~string29.offset, 1); [?] havoc main_#res; [?] havoc main_#t~nondet28, main_~x~0; VAL [#NULL.base=0, #NULL.offset=0, #t~string29.base=5, #t~string29.offset=0] [L332] assert false; VAL [#NULL.base=0, #NULL.offset=0, #t~string29.base=5, #t~string29.offset=0] ----- ----- class de.uni_freiburg.informatik.ultimate.boogie.preprocessor.BoogiePreprocessorBacktranslator [?] #NULL.base, #NULL.offset := 0, 0; [?] #valid := #valid[0 := 0]; [L333] call #t~string29.base, #t~string29.offset := #Ultimate.alloc(4); [L333] call write~init~int(37, #t~string29.base, #t~string29.offset, 1); [L333] call write~init~int(100, #t~string29.base, 1 + #t~string29.offset, 1); [L333] call write~init~int(10, #t~string29.base, 2 + #t~string29.offset, 1); [L333] call write~init~int(0, #t~string29.base, 3 + #t~string29.offset, 1); [?] havoc main_#res; [?] havoc main_#t~nondet28, main_~x~0; VAL [#NULL.base=0, #NULL.offset=0, #t~string29.base=5, #t~string29.offset=0] [L332] assert false; VAL [#NULL.base=0, #NULL.offset=0, #t~string29.base=5, #t~string29.offset=0] [?] #NULL := { base: 0, offset: 0 }; [?] #valid[0] := 0; [L333] FCALL call #t~string29 := #Ultimate.alloc(4); [L333] FCALL call write~init~int(37, { base: #t~string29!base, offset: #t~string29!offset }, 1); [L333] FCALL call write~init~int(100, { base: #t~string29!base, offset: 1 + #t~string29!offset }, 1); [L333] FCALL call write~init~int(10, { base: #t~string29!base, offset: 2 + #t~string29!offset }, 1); [L333] FCALL call write~init~int(0, { base: #t~string29!base, offset: 3 + #t~string29!offset }, 1); [?] havoc main_#res; [?] havoc main_#t~nondet28, main_~x~0; VAL [#NULL!base=0, #NULL!offset=0, #t~string29!base=5, #t~string29!offset=0] [L332] assert false; VAL [#NULL!base=0, #NULL!offset=0, #t~string29!base=5, #t~string29!offset=0] ----- ----- class de.uni_freiburg.informatik.ultimate.boogie.procedureinliner.backtranslation.InlinerBacktranslator [?] #NULL := { base: 0, offset: 0 }; [?] #valid[0] := 0; [L333] FCALL call #t~string29 := #Ultimate.alloc(4); [L333] FCALL call write~init~int(37, { base: #t~string29!base, offset: #t~string29!offset }, 1); [L333] FCALL call write~init~int(100, { base: #t~string29!base, offset: 1 + #t~string29!offset }, 1); [L333] FCALL call write~init~int(10, { base: #t~string29!base, offset: 2 + #t~string29!offset }, 1); [L333] FCALL call write~init~int(0, { base: #t~string29!base, offset: 3 + #t~string29!offset }, 1); [?] havoc main_#res; [?] havoc main_#t~nondet28, main_~x~0; VAL [#NULL!base=0, #NULL!offset=0, #t~string29!base=5, #t~string29!offset=0] [L332] assert false; VAL [#NULL!base=0, #NULL!offset=0, #t~string29!base=5, #t~string29!offset=0] [?] #NULL := { base: 0, offset: 0 }; [?] #valid[0] := 0; [L333] FCALL call #t~string29 := #Ultimate.alloc(4); [L333] FCALL call write~init~int(37, { base: #t~string29!base, offset: #t~string29!offset }, 1); [L333] FCALL call write~init~int(100, { base: #t~string29!base, offset: 1 + #t~string29!offset }, 1); [L333] FCALL call write~init~int(10, { base: #t~string29!base, offset: 2 + #t~string29!offset }, 1); [L333] FCALL call write~init~int(0, { base: #t~string29!base, offset: 3 + #t~string29!offset }, 1); [L332] assert false; VAL [#NULL!base=0, #NULL!offset=0, #t~string29!base=5, #t~string29!offset=0] ----- ----- class de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieBacktranslator [?] #NULL := { base: 0, offset: 0 }; [?] #valid[0] := 0; [L333] FCALL call #t~string29 := #Ultimate.alloc(4); [L333] FCALL call write~init~int(37, { base: #t~string29!base, offset: #t~string29!offset }, 1); [L333] FCALL call write~init~int(100, { base: #t~string29!base, offset: 1 + #t~string29!offset }, 1); [L333] FCALL call write~init~int(10, { base: #t~string29!base, offset: 2 + #t~string29!offset }, 1); [L333] FCALL call write~init~int(0, { base: #t~string29!base, offset: 3 + #t~string29!offset }, 1); [L332] assert false; VAL [#NULL!base=0, #NULL!offset=0, #t~string29!base=5, #t~string29!offset=0] [L332] 65536 * 32768 ----- [2018-11-23 05:03:09,064 INFO L145 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/working_dir_e8aa9eba-01fe-4a1c-abc5-8cdaaff229cc/bin-2019/ukojak/witness.graphml [2018-11-23 05:03:09,064 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-11-23 05:03:09,065 INFO L168 Benchmark]: Toolchain (without parser) took 702.32 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 147.8 MB). Free memory was 959.1 MB in the beginning and 1.1 GB in the end (delta: -137.3 MB). Peak memory consumption was 10.5 MB. Max. memory is 11.5 GB. [2018-11-23 05:03:09,066 INFO L168 Benchmark]: CDTParser took 0.11 ms. Allocated memory is still 1.0 GB. Free memory is still 985.4 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-23 05:03:09,066 INFO L168 Benchmark]: CACSL2BoogieTranslator took 308.33 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 147.8 MB). Free memory was 956.4 MB in the beginning and 1.1 GB in the end (delta: -179.2 MB). Peak memory consumption was 25.8 MB. Max. memory is 11.5 GB. [2018-11-23 05:03:09,066 INFO L168 Benchmark]: Boogie Procedure Inliner took 27.91 ms. Allocated memory is still 1.2 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-23 05:03:09,067 INFO L168 Benchmark]: Boogie Preprocessor took 11.67 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 3.3 MB). Peak memory consumption was 3.3 MB. Max. memory is 11.5 GB. [2018-11-23 05:03:09,067 INFO L168 Benchmark]: RCFGBuilder took 169.31 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 14.5 MB). Peak memory consumption was 14.5 MB. Max. memory is 11.5 GB. [2018-11-23 05:03:09,068 INFO L168 Benchmark]: CodeCheck took 148.15 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 18.0 MB). Peak memory consumption was 18.0 MB. Max. memory is 11.5 GB. [2018-11-23 05:03:09,068 INFO L168 Benchmark]: Witness Printer took 34.06 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 3.3 MB). Peak memory consumption was 3.3 MB. Max. memory is 11.5 GB. [2018-11-23 05:03:09,071 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - StatisticsResult: Ultimate CodeCheck benchmark data CFG has 1 procedures, 7 locations, 1 error locations. UNSAFE Result, 0.1s OverallTime, 1 OverallIterations, 0 TraceHistogramMax, 0.0s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: No data available, PredicateUnifierStatistics: 0 DeclaredPredicates, 0 GetRequests, 0 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, traceCheckStatistics: 0.0s SsaConstructionTime, 0.0s SatisfiabilityAnalysisTime, 0.0s InterpolantComputationTime, 2 NumberOfCodeBlocks, 2 NumberOfCodeBlocksAsserted, 1 NumberOfCheckSat, 0 ConstructedInterpolants, 0 QuantifiedInterpolants, 0 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 0 InterpolantComputations, 0 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s AbstIntTime, 0 AbstIntIterations, 0 AbstIntStrong, NaN AbsIntWeakeningRatio, NaN AbsIntAvgWeakeningVarsNumRemoved, NaN AbsIntAvgWeakenedConjuncts, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: No data available, ReuseStatistics: No data available - CounterExampleResult [Line: 332]: integer overflow possible integer overflow possible We found a FailurePath: [L332] 65536 * 32768 * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.11 ms. Allocated memory is still 1.0 GB. Free memory is still 985.4 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 308.33 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 147.8 MB). Free memory was 956.4 MB in the beginning and 1.1 GB in the end (delta: -179.2 MB). Peak memory consumption was 25.8 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 27.91 ms. Allocated memory is still 1.2 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. * Boogie Preprocessor took 11.67 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 3.3 MB). Peak memory consumption was 3.3 MB. Max. memory is 11.5 GB. * RCFGBuilder took 169.31 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 14.5 MB). Peak memory consumption was 14.5 MB. Max. memory is 11.5 GB. * CodeCheck took 148.15 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 18.0 MB). Peak memory consumption was 18.0 MB. Max. memory is 11.5 GB. * Witness Printer took 34.06 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 3.3 MB). Peak memory consumption was 3.3 MB. Max. memory is 11.5 GB. RESULT: Ultimate proved your program to be incorrect! Received shutdown request...